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1、电线电缆载流量、电压降速查表单心载流序 铜电线型号号量(25。C)(A)VVYJV电压降mv/M品字型电压降mv/M紧挨 间距一字 一字 两心载流 电压 三心载流 电压 四心载流 电压型电 型电量(25。压降 压降mv/M mv/MVVYJVVVYJVVVYJV降量(25。降量(25。C(A)降mv/MC)(A)mv/MC)(A)mv/M 0.95 0.850.71 1.5mm2/c202530.8626.7326.7326.73 1616131830.86 131330.862 2.5mm2/c283518.9 18.9 18.9 18.9233518.9182218.9183018.934
2、mm2/c385011.7611.7611.7611.76 343811.76 233411.76 284011.7646mm2/c48607.86 7.86 7.86 7.8640557.8632407.8635557.865 10mm2/c65854.67 4.04 4.04 4.0555754.6745554.6748804.676 16mm2/c901102.95 2.55 2.56 2.55701082.960752.665652.67 25mm2/c1151501.87 1.62 1.62 1.63 1001401.9801001.6861051.68 35mm2/c1451801
3、.35 1.17 1.17 1.19 1251751.31051301.21081301.29 50mm2/c1702301.01 0.87 0.880.914521011301600.87 1381650.8710 70mm2/c2202850.71 0.61 0.62 0.65 1902650.71652100.61 1752100.6111 95mm2/c2603500.52 0.45 0.450.52303300.52 2002600.45 2202600.4512 120mm2/c 3004100.43 0.37 0.38 0.42 2704100.42 2353000.36 255
4、3000.3613 150mm2/c 3504800.36 0.32 0.33 0.37 3104700.35 2753500.33403600.314 185mm2/c 4105400.30.26 0.28 0.33 3605700.29 3204100.25 4004150.2515 240mm2/c 4806400.25 0.22 0.24 0.29 4306500.24 3904850.21 4704950.2116 300mm2/c 5607400.220.20.21 0.28 5007000.21 4505600.19 5005800.1917 400mm2/c 6508800.2
5、0.170.20.26 6008200.1918 500mm2/c 750 1000 0.19 0.16 0.18 0.2519 630mm2/c 880 1100 0.18 0.15 0.17 0.2520 800mm2/c 1100 1300 0.17 0.15 0.17 0.24211000mm2/c1300 1400 0.16 0.14 0.16 0.24序 铜电线型号号单心载流 电压量(25。降C)(A)mv/M品字型电压降mv/M紧挨 间距一字 一字 两心载流 电压 三心载流 电压 四心载流 电压型电 型电量(25。压降 压降mv/M mv/MVV22YJV22VV22YJV22V
6、V22YJV22131830.86 131330.86降量(25。降量(25。C(A)降mv/MC)(A)mv/MC)(A)mv/M 0.95 0.850.7VV22YJV221 1.5mm2/c202530.8626.7326.7326.73 16162 2.5mm2/c283518.9 18.9 18.9 18.9233518.9182218.9183018.934mm2/c385011.7611.7611.7611.76 294511.76 243211.76 253211.7646mm2/c48607.86 7.86 7.86 7.8638587.8632417.8633427.865
7、 10mm2/c65854.67 4.04 4.04 4.0553824.6745554.6747564.676 16mm2/c881102.95 2.55 2.56 2.55721112.961752.665802.67 25mm2/c1131571.87 1.62 1.62 1.63971451.9851051.6861081.68 35mm2/c1421921.35 1.17 1.17 1.19 1201801.31051301.21081301.29 50mm2/c1712321.01 0.87 0.880.914022011241550.87 1371650.8710 70mm2/c
8、2182940.71 0.61 0.62 0.65 1802850.71602050.61 1762200.6111 95mm2/c2653550.52 0.45 0.450.52503500.52 2012480.45 2172650.4512 120mm2/c 3054100.43 0.37 0.38 0.42 2704250.42 2352920.36 2533100.3613 150mm2/c 3554780.36 0.32 0.33 0.37 3104850.35 2753430.32903600.314 185mm2/c 4105500.30.26 0.28 0.33 360580
9、0.29 3234000.25 3334150.2515 240mm2/c 4906600.25 0.22 0.24 0.29 4306500.24 3814800.21 4004950.2116 300mm2/c 5607500.220.20.21 0.28 5007000.21 4405400.19 4675800.1917 400mm2/c 6508800.20.170.20.26 6008200.1918 500mm2/c 750 1000 0.19 0.16 0.18 0.2519 630mm2/c 880 1100 0.18 0.15 0.17 0.2520 800mm2/c 11
10、00 1300 0.17 0.15 0.17 0.24211000mm2/c1300 1400 0.16 0.14 0.16 0.24导线型号标称截面(mm2)LJ、HLJ、LGJ、HL2GJLGJQ 系列LGJJ 系列HL2J 系列系列计算外 安全 计算外 安全 计算外 安全 计算外 安全 计算外 安全径电流径电流径电流径电流径电流TJ 系列(mm)(A)(mm)(A)(mm)(A)(mm)(A)(mm)(A)10162535507095120150185240300400500600700444.45.041.35.11055.41056.331806.41356.61357.472207
11、.51708.41708.9127092159.622010.734010.726511.427512.4541512.432513.7335144851437515.238015.515.7557015.84401744516.617.546417.4364517.55001951518.451019.654319.887702061021.661021.661022.462922.1989022.468024.277023.571025.271025.62108525.88302880027.28452986529.198030.296632110033.1109037.11250注:本表摘自电力工程P307,上海电力学院,陆敏政主编